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二氧化氯对沙门氏菌生物被膜的影响
引用本文:毛金林,郜海燕,陈杭君,葛林梅,陈秋云.二氧化氯对沙门氏菌生物被膜的影响[J].浙江农业学报,2010,22(1).
作者姓名:毛金林  郜海燕  陈杭君  葛林梅  陈秋云
作者单位:浙江省农业科学院,食品加工研究所,浙江,杭州,310021
基金项目:浙江省自然科学基金资助项目 
摘    要:通过扫描电镜和测定数据表明,在不锈钢表面形成的沙门氏菌生物被膜培养8h后细菌密度达到3×106cfu/cm2;沙门氏菌以生物被膜的形式生长比以浮游形式对二氧化氯具有更强的抵抗能力;胰酶大豆肉汤(tryptonesoy broth,TSB)等营养物质能明显减弱生物被膜对二氧化氯的敏感性。

关 键 词:沙门氏菌  生物被膜  二氧化氯  扫描电镜

Effects of chloride dioxide on biofilm formation by Salmonella
MAO Jin-lin,GAO Hai-yan,CHEN Hang-jun,GE Lin-mei,CHEN Qiu-yun.Effects of chloride dioxide on biofilm formation by Salmonella[J].Acta Agriculturae Zhejiangensis,2010,22(1).
Authors:MAO Jin-lin  GAO Hai-yan  CHEN Hang-jun  GE Lin-mei  CHEN Qiu-yun
Institution:MAO Jin-lin,GAO Hai-yan,CHEN Hang-jun,GE Lin-mei,CHEN Qiu-yun(Institute of Food Processing,Zhejiang Academy of Agricultural Sciences,Hangzhou 310021,China)
Abstract:Biofilm formation of Salmonella sp.(AS 1.1552)on stainless steel surface were observed with scanning electronic microscope(SEM)and measured throygh its growth curve.The results showed that Salmonella sp.biofilm on stainless steel surface entered the stationary phase after 8 h incubation and the cell density wag 3×10~6 cfu·cm~(-2).The bacterial cells on the biofilm had higher resistance to chlorine dioxide than those in suspension.Tryptone soy broth(TSB)obviously reduced the sterilization effect of chloride dioxide.
Keywords:Salmonella sp    biofllm  chlorine dioxide  scanning electronic microscope
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